var xmlhttp

function addToCart(idarticle)
{
    xmlhttp=GetXmlHttpObject();

    if (xmlhttp==null)
    {
        alert ("Your browser does not support Ajax HTTP");
        return;
    }

    xmlhttp.onreadystatechange=getOutput;
    xmlhttp.open("POST","conversionFrame.jsp",true);
    
    
    setCookie(pannier,value,getCookie(pannier)+1);
    
    document.getElementById("pannier").innerHTML = getCookie(pannier);
}


function getCookie(c_name)
{
    if (document.cookie.length>0)
    {
        c_start=document.cookie.indexOf(c_name + "=");
        if (c_start!=-1)
        {
            c_start=c_start + c_name.length+1;
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
        }
    }
    return "";
}

function setCookie(c_name,value,expiredays)
{
    var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
}

function checkCookie()
{
    username=getCookie('username');
    if (username!=null && username!="")
    {
        alert('Welcome again '+username+'!');
    }
    else
    {
        username=prompt('Please enter your name:',"");
        if (username!=null && username!="")
        {
            setCookie('username',username,365);
        }
    }
}